Summary
Updated Aug 31, 2026
Peter Graham files SEC Form 4 reports at Montrose Environmental Group, Inc. (ONT). 3 SEC Form 4 filings on record, most recently on 8 June 2026. Most recent open-market trade: bought $432K of ONT on 8 June 2026. Lifetime open-market purchases: $510K.
Recent Transactions
3Every recent SEC Form 4 transaction Peter Graham has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Peter Graham go back to 2026: 3 primary Form 4 filings, an average of 3.0 per year. The typical open-market purchase is $255K (2 buys totaling $510K). The largest single buy on record is $432K of ONT in 2026. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Peter Graham files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Vijay Manthripragada - $3.37M of ONT open-market activity in the last 12 months
- Nasym Afsari - $1.24M of ONT open-market activity in the last 12 months
- J. Thomas Presby - $289K of ONT open-market activity in the last 12 months
- Jose Revuelta - $212K of ONT open-market activity in the last 12 months
- Allan Dicks - $100K of ONT open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Peter Graham?
Peter Graham is a corporate insider of Montrose Environmental Group, Inc. (ONT). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Peter Graham submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has Peter Graham been buying or selling stock?
Recorded transactions: 2 open-market purchases ($510K) and 0 open-market sales across all tracked filings.
Where can I see all of Peter Graham's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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